704205 has 12 divisors (see below), whose sum is σ = 1220700. Its totient is φ = 375552.

The previous prime is 704189. The next prime is 704213. The reversal of 704205 is 502407.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 181476 + 522729 = 426^2 + 723^2 .

It is not a de Polignac number, because 704205 - 2⁴ = 704189 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7780 + ... + 7869.

It is an arithmetic number, because the mean of its divisors is an integer number (101725).

2⁷⁰⁴²⁰⁵ is an apocalyptic number.

It is an amenable number.

704205 is a deficient number, since it is larger than the sum of its proper divisors (516495).

704205 is a wasteful number, since it uses less digits than its factorization.

704205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15660 (or 15657 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 18.

The square root of 704205 is about 839.1692320384. The cubic root of 704205 is about 88.9678375560.

It can be divided in two parts, 704 and 205, that added together give a palindrome (909).

The spelling of 704205 in words is "seven hundred four thousand, two hundred five".